Table 5.
Possible “Core Set” of Motility Genes
|
|
|
Conservation pattern |
||||||
|---|---|---|---|---|---|---|---|---|
| Gene |
Function |
Mycoplasma penetrans |
Ureaplasma parvum |
Mycoplasma mycoides |
Mesoplasma florum |
|||
| MMOB0420 | Unspecified transport or permease protein | ✓ | ✓ | |||||
| MMOB0430 | Unspecified transport or permease protein | ✓ | ✓ | |||||
| MMOB1310 | Expressed protein of unknown function | ✓ | ✓ | ✓ | ||||
| MMOB1700 | Conserved expressed protein of unknown function, possibly protein prenyltransferase | ✓ | ✓ | ✓ | ||||
| MMOB1730 | Predicted signaling protein consisting of a modified GGDEF domain and a DHH domain (mgpA homolog) | ✓ | ✓ | ✓ | ||||
| MMOB1910 | Conserved expressed protein of unknown function | ✓ | ✓ | ✓ | ||||
| MMOB3070 | Expressed protein of unknown function | ✓ | ✓ | ✓ | ||||
| MMOB3080 | Expressed protein of unknown function | ✓ | ✓ | |||||
| sua5 (MMOB3710) | Putative translation factor | ✓ | ✓ | |||||
| mraZ (MMOB3790) | Expressed protein of unknown function | ✓ | ✓ | ✓ | ||||
| MMOB4550 | Expressed protein of unknown function | ✓ | ||||||
| thiJ (MMOB5890)
|
Putative intracellular protease/amidase and/or 4-methyl-5(b-hydroxyethyl)-thiazole monophosphate biosynthesis protein
|
✓
|
|
✓
|
✓
|
|||
-
Each of the genes listed has an ortholog in all of the motile mycoplasmas, but one or more is missing in each of the immotile mycoplasmas.
